GR Engineering Services Limited announced that it has been appointed as preferred tenderer by Sheffield Resources Limited in relation to the design and construction of the 7.5Mtpa Thunderbird Mineral Sands Project (Project). The Project is located on the Dampier Peninsula, about 60km west of Derby, Western Australia. In anticipation of entering into an engineering, procurement and construction contract (EPC Contract) to undertake the design and construction of the Project's mineral processing facilities and associated infrastructure, GR Engineering has entered into an Early Works Agreement and Key Term Sheet (Early Works Agreement) with Sheffield (and its project subsidiary). GR Engineering will commence early engineering and long lead procurement for the Project under the Early Works Agreement. The Early Works Agreement contemplates a fixed price, lump sum EPC Contract, with a scope of work comprising the design, construction and commissioning of a wet concentrator plant, concentrate upgrade plant, zircon processing plant, ilmenite processing plant, low temperature roast, plant area civil works and process water systems, site administration buildings and other infrastructure to support the Project's ore processing operations. The Project schedule anticipates a delivery term of approximately two years.